<template>
	<view class="content">
		<scroll-view scroll-x enable-flex :scroll-left="scrollLeft" scroll-with-animation>
			<view class="navbar">
				<view v-for="(item, index) in navList" :key="index" class="nav-item"
					:class="{current: tabCurrentIndex === index}" @click="tabClick(index)">
					{{item.text}}
				</view>
			</view>
		</scroll-view>

		<swiper :current="tabCurrentIndex" class="swiper-box" duration="300" @change="changeTab">
			<swiper-item class="tab-content" v-for="(tabItem,tabIndex) in navList" :key="tabIndex">
				<scroll-view class="list-scroll-content" scroll-y @scrolltolower="loadData">
					<!-- 空白页 -->
					<empty v-if="filterList(navList[0].orderList,tabItem.state).length === 0"></empty>

					<!-- 订单列表 -->
					<view v-for="(item,index) in filterList(navList[0].orderList,tabItem.state)" :key="index"
						class="order-item">
						<view class="i-top b-b" @click="$tool.pageTo('/order/detail/detail?id='+item.id)">
							<text class="time">{{item.time}}</text>
							<text class="state" :style="{color: item.stateTipColor}">{{item.text}}</text>
							<text v-if="item.state===9" class="del-btn yticon icon-iconfontshanchu1"
								@click="deleteOrder(index)"></text>
						</view>

						<scroll-view v-if="item.goodsList.length > 1" class="goods-box" scroll-x>
							<view v-for="(goodsItem, goodsIndex) in item.goodsList" :key="goodsIndex"
							@click="$tool.pageTo('/pages/goods/detail/detail?id='+goodsItem.id)"
								class="goods-item">
								<image class="goods-img" :src="goodsItem.image" mode="aspectFill"></image>
							</view>
						</scroll-view>
						<view v-if="item.goodsList.length === 1" class="goods-box-single"
							v-for="(goodsItem, goodsIndex) in item.goodsList" :key="goodsIndex"
							@click="$tool.pageTo('/pages/goods/detail/detail?id='+goodsItem.id)">
							<image class="goods-img" :src="goodsItem.image" mode="aspectFill"></image>
							<view class="right">
								<text class="title clamp">{{goodsItem.title}}</text>
								<text class="attr-box">{{goodsItem.attr}} x {{goodsItem.number}}</text>
								<text class="price">{{goodsItem.price}}</text>
							</view>
						</view>

						<view class="price-box">
							共
							<text class="num">{{item.sumNum}}</text>
							件商品 实付款
							<text class="price">{{item.sumPrice}}</text>
						</view>
						<view class="action-box b-t" v-if="item.state != 9">
							<button class="action-btn"
								@click="$tool.pageTo('/order/detail/detail?id='+item.id)">查看详情</button>
							<button class="action-btn" @click="cancelOrder(item)" v-if="item.state===0">取消订单</button>
							<button class="action-btn recom" @click="pay(item)" v-if="item.state===0">立即支付</button>
							<button class="action-btn recom" v-if="item.state===3"
								@click="$tool.message('正在为您催促，请耐心等待')">催发货</button>
							<button class="action-btn recom" v-if="item.state===4"
								@click="$tool.pageTo('/order/detail/detail?id='+item.id)">确认收货</button>
							<button class="action-btn recom" v-if="item.state===5">去评价</button>
							<button class="action-btn recom" v-if="item.state===8">退换/售后</button>
						</view>
					</view>

					<uni-load-more :status="tabItem.loadingType"></uni-load-more>

				</scroll-view>
			</swiper-item>
		</swiper>
	</view>
</template>

<script>
	import {
		getOrderList,
		closeOrder,
		postReceiving
	} from '@/config/api.js'
	import empty from "@/components/empty";
	// import Json from '@/Json';
	export default {
		components: {
			// uniLoadMore,
			empty
		},
		data() {
			return {
				statusMap: {
					1: 0,
					2: [3, 4], //3付款成功 4已发货 //待收货
					3: 5,
					6: 9,
					4: [7, 8]
				},
				scrollLeft: 0,
				pagation: this.$config.pagation,
				tabCurrentIndex: 0,
				navList: [{
						state: 0,
						text: '全部',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 1,
						text: '待付款',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 2,
						text: '待收货',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 3,
						text: '待评价',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 4,
						text: '售后',
						loadingType: 'more',
						orderList: []
					},
					{
						state: 6,
						text: '已关闭',
						loadingType: 'more',
						orderList: []
					}
				],
			};
		},

		onLoad(options) {
			this.pagation.pageIndex = 0
			/**
			 * 修复app端点击除全部订单外的按钮进入时不加载数据的问题
			 * 替换onLoad下代码即可
			 */
			this.tabCurrentIndex = +options.state;
			// #ifndef MP
			this.loadData()
			// #endif
			// #ifdef MP
			if (options.state == 0) {
				this.loadData()
			}
			// #endif

		},
		computed: {},
		methods: {
			filterList(list, tabindex) {
				const {
					statusMap
				} = this
				const statusType = typeof statusMap[tabindex]
				if (statusType === 'object') return list.filter(e => statusMap[tabindex].includes(e.status))
				if (statusType === 'number') return list.filter(e => e.status === statusMap[tabindex])
				return list
			},
			pay(order) {
				this.$tool.pageTo('/pages/pay/pay?id=' + order.id)
			},
			//获取订单列表
			async loadData(source) {
				//加载后台订单

				//这里是将订单挂载到tab列表下
				let index = this.tabCurrentIndex;
				let navItem = this.navList[index];
				let state = navItem.state;
				console.log(source, navItem.loaded, "navItem.loaded");
				if (source === 'tabChange') {
					//tab切换只有第一次需要加载数据
					return;
				}
				if (navItem.loadingType === 'loading') {
					//防止重复加载
					return;
				}

				navItem.loadingType = 'loading';
				this.pagation.pageIndex++
				const {
					orders
				} = await getOrderList({
					status: 'all',
					...this.pagation
				})
				let myOrderlist = orders.map(e => {
					const date = e.create_time.split("T")[0]
					const time = e.create_time.split("T")?. [1]?.split(".")[0]
					let sumPrice = 0
					let sumNum = 0
					const goodslist = e.goodsList.map(e => {
						sumPrice += e.goods_num * e.goods_price
						sumNum += e.goods_num
						return {
							...e,
							title: e.name,
							price: e.goods_price.toFixed(2),
							image: e.img_md,
							number: e.goods_num,
							attr: ''
						}
					})
					const {
						stateTip,
						stateTipColor
					} = this.orderStateExp(e.status == 9 ? 9 : 1);
					return {
						...e,
						stateTip,
						stateTipColor,
						time: `${date} ${time}`,
						sumPrice: sumPrice.toFixed(2),
						sumNum,
						state: e.status == 9 ? 9 : e.status, //e.status,
						goodsList: goodslist
					}
				})
				// this.navList[0]?.orderList.push(myOrderlist)
				console.log(orders, "alllist", source)
				//所有的
				this.navList[0].orderList = [...this.navList[0].orderList, ...myOrderlist]
				console.log(this.navList, "navlist");
				setTimeout(() => {

					// let orderList = myOrderlist.filter(item=>{
					// 	//添加不同状态下订单的表现形式
					// 	item = Object.assign(item, this.orderStateExp(item.state));
					// 	console.log(item,"item");
					// 	//演示数据所以自己进行状态筛选
					// 	if(state === 0){
					// 		//0为全部订单
					// 		return item;
					// 	}
					// 	return item.state === state
					// });
					// console.log(orderList,"介似嘛");
					// orderList.forEach(item=>{
					// 	navItem.orderList.push(item);
					// 	console.log("加数据");
					// 	})
					// //loaded新字段用于表示数据加载完毕，如果为空可以显示空白页
					this.$set(navItem, 'loaded', true);

					// //判断是否还有数据， 有改为 more， 没有改为noMore 
					navItem.loadingType = myOrderlist.length === 0 ? 'nomore' : 'more';
				}, 600);
			},

			//swiper 切换
			changeTab(e) {
				let count = e.detail.current
				count = count < 4 ? 0 : count - 3
				this.scrollLeft = count * 90
				this.tabCurrentIndex = e.target.current;
				this.loadData('tabChange');
			},
			//顶部tab点击
			tabClick(index) {
				this.tabCurrentIndex = index;
			},
			//删除订单
			deleteOrder(index) {
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(() => {
					this.navList[this.tabCurrentIndex].orderList.splice(index, 1);
					uni.hideLoading();
				}, 600)
			},
			//取消订单
			async cancelOrder(item) {
				uni.showLoading({
					title: '请稍后'
				})
				await closeOrder(item.id)
				setTimeout(() => {
					let {
						stateTip,
						stateTipColor
					} = this.orderStateExp(9);
					item = Object.assign(item, {
						state: 9,
						stateTip,
						stateTipColor,
						text: "已关闭"
					})

					//取消订单后删除待付款中该项
					let list = this.navList[1].orderList;
					let index = list.findIndex(val => val.id === item.id);
					index !== -1 && list.splice(index, 1);

					uni.hideLoading();
				}, 600)
			},

			//订单状态文字和颜色
			orderStateExp(state) {
				let stateTip = '',
					stateTipColor = '#fa436a';
				switch (+state) {
					case 1:
						stateTip = '待付款';
						break;
					case 2:
						stateTip = '待发货';
						break;
					case 9:
						stateTip = '订单已关闭';
						stateTipColor = '#909399';
						break;

						//更多自定义
				}
				return {
					stateTip,
					stateTipColor
				};
			}
		},
	}
</script>

<style lang="scss">
	page,
	.content {
		background: $page-color-base;
		height: 100%;
	}

	.swiper-box {
		height: calc(100% - 40px);
	}

	.list-scroll-content {
		height: 100%;
	}

	.navbar {
		display: flex;
		height: 40px;
		padding: 0 5px;
		box-shadow: 0 1px 5px rgba(0, 0, 0, .06);
		position: relative;
		z-index: 10;

		.nav-item {
			background: #fff;
			// flex: 1;
			min-width: 150rpx;
			display: flex;
			justify-content: center;
			align-items: center;
			height: 100%;
			font-size: 15px;
			color: $font-color-dark;
			position: relative;

			&.current {
				color: $base-color;

				&:after {
					content: '';
					position: absolute;
					left: 50%;
					bottom: 0;
					transform: translateX(-50%);
					width: 44px;
					height: 0;
					border-bottom: 2px solid $base-color;
				}
			}
		}
	}

	.uni-swiper-item {
		height: auto;
	}

	.order-item {
		display: flex;
		flex-direction: column;
		padding-left: 30upx;
		background: #fff;
		margin-top: 16upx;

		.i-top {
			display: flex;
			align-items: center;
			height: 80upx;
			padding-right: 30upx;
			font-size: $font-base;
			color: $font-color-dark;
			position: relative;

			.time {
				flex: 1;
			}

			.state {
				color: $base-color;
			}

			.del-btn {
				padding: 10upx 0 10upx 36upx;
				font-size: $font-lg;
				color: $font-color-light;
				position: relative;

				&:after {
					content: '';
					width: 0;
					height: 30upx;
					border-left: 1px solid $border-color-dark;
					position: absolute;
					left: 20upx;
					top: 50%;
					transform: translateY(-50%);
				}
			}
		}

		/* 多条商品 */
		.goods-box {
			height: 160upx;
			padding: 20upx 0;
			white-space: nowrap;

			.goods-item {
				width: 120upx;
				height: 120upx;
				display: inline-block;
				margin-right: 24upx;
			}

			.goods-img {
				display: block;
				width: 100%;
				height: 100%;
			}
		}

		/* 单条商品 */
		.goods-box-single {
			display: flex;
			padding: 20upx 0;

			.goods-img {
				display: block;
				width: 120upx;
				height: 120upx;
			}

			.right {
				flex: 1;
				display: flex;
				flex-direction: column;
				padding: 0 30upx 0 24upx;
				overflow: hidden;

				.title {
					font-size: $font-base + 2upx;
					color: $font-color-dark;
					line-height: 1;
				}

				.attr-box {
					font-size: $font-sm + 2upx;
					color: $font-color-light;
					padding: 10upx 12upx;
				}

				.price {
					font-size: $font-base + 2upx;
					color: $font-color-dark;

					&:before {
						content: '￥';
						font-size: $font-sm;
						margin: 0 2upx 0 8upx;
					}
				}
			}
		}

		.price-box {
			display: flex;
			justify-content: flex-end;
			align-items: baseline;
			padding: 20upx 30upx;
			font-size: $font-sm + 2upx;
			color: $font-color-light;

			.num {
				margin: 0 8upx;
				color: $font-color-dark;
			}

			.price {
				font-size: $font-lg;
				color: $font-color-dark;

				&:before {
					content: '￥';
					font-size: $font-sm;
					margin: 0 2upx 0 8upx;
				}
			}
		}

		.action-box {
			display: flex;
			justify-content: flex-end;
			align-items: center;
			height: 100upx;
			position: relative;
			padding-right: 30upx;
		}

		.action-btn {
			width: 160upx;
			height: 60upx;
			margin: 0;
			margin-left: 24upx;
			padding: 0;
			text-align: center;
			line-height: 60upx;
			font-size: $font-sm + 2upx;
			color: $font-color-dark;
			background: #fff;
			border-radius: 100px;

			&:after {
				border-radius: 100px;
			}

			&.recom {
				background: #fff9f9;
				color: $base-color;

				&:after {
					border-color: #f7bcc8;
				}
			}
		}
	}


	/* load-more */
	.uni-load-more {
		display: flex;
		flex-direction: row;
		height: 80upx;
		align-items: center;
		justify-content: center
	}

	.uni-load-more__text {
		font-size: 28upx;
		color: #999
	}

	.uni-load-more__img {
		height: 24px;
		width: 24px;
		margin-right: 10px
	}

	.uni-load-more__img>view {
		position: absolute
	}

	.uni-load-more__img>view view {
		width: 6px;
		height: 2px;
		border-top-left-radius: 1px;
		border-bottom-left-radius: 1px;
		background: #999;
		position: absolute;
		opacity: .2;
		transform-origin: 50%;
		animation: load 1.56s ease infinite
	}

	.uni-load-more__img>view view:nth-child(1) {
		transform: rotate(90deg);
		top: 2px;
		left: 9px
	}

	.uni-load-more__img>view view:nth-child(2) {
		transform: rotate(180deg);
		top: 11px;
		right: 0
	}

	.uni-load-more__img>view view:nth-child(3) {
		transform: rotate(270deg);
		bottom: 2px;
		left: 9px
	}

	.uni-load-more__img>view view:nth-child(4) {
		top: 11px;
		left: 0
	}

	.load1,
	.load2,
	.load3 {
		height: 24px;
		width: 24px
	}

	.load2 {
		transform: rotate(30deg)
	}

	.load3 {
		transform: rotate(60deg)
	}

	.load1 view:nth-child(1) {
		animation-delay: 0s
	}

	.load2 view:nth-child(1) {
		animation-delay: .13s
	}

	.load3 view:nth-child(1) {
		animation-delay: .26s
	}

	.load1 view:nth-child(2) {
		animation-delay: .39s
	}

	.load2 view:nth-child(2) {
		animation-delay: .52s
	}

	.load3 view:nth-child(2) {
		animation-delay: .65s
	}

	.load1 view:nth-child(3) {
		animation-delay: .78s
	}

	.load2 view:nth-child(3) {
		animation-delay: .91s
	}

	.load3 view:nth-child(3) {
		animation-delay: 1.04s
	}

	.load1 view:nth-child(4) {
		animation-delay: 1.17s
	}

	.load2 view:nth-child(4) {
		animation-delay: 1.3s
	}

	.load3 view:nth-child(4) {
		animation-delay: 1.43s
	}

	@-webkit-keyframes load {
		0% {
			opacity: 1
		}

		100% {
			opacity: .2
		}
	}
</style>
